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vaieri [72.5K]
2 years ago
8

Area of a square is 80cm square what is it perimeter

Mathematics
1 answer:
tatyana61 [14]2 years ago
7 0
The perimeter of the square is 35.78

The formula for the perimeter of a square using its area is:
P = 4\sqrt{A}
You might be interested in
A traveler pulls a suitcase, as shown in the figure.
hjlf

Answer:

2758 Nm

Step-by-step explanation

Work done usually depends on two things force applied and distance travelled due to applied force. In this current scenario, the force is being applied at an angle so we will have to find a component of force in the direction of the movement.

We usually find component using cos θ.

Here θ is 40°

Now, the modified equation becomes,

Work Done = Force * Distance * Component of force along the direction of distance

∴ Work = 30 N * 120 m * Cos 40°

⇒Work = 30 * 120 * 0.766

⇒Work = 2757.6 Nm

Rounding to the nearest whole number.

∴ The work done by force is 2758 Nm which is option B

4 0
2 years ago
Show what you know: work out the problems below and submit a photo of your work to receive full credit.
Alexxandr [17]

The model for representing the ratio of the number of orange and green rolls are  \dfrac{3}{2}.

A model that shows the number of orange and green streamers needed to decorate 3 dorm rooms will be 3O=2G

<h3>What is ratio?</h3>

The ratio is defined as the representation of the one number with respect to the other number. or one number is how many times to the other number.

A model that represents the ratio of different colored streamers.

\dfrac{O}{G}=\dfrac{3}{2}

A model that shows the number of orange and green streamers needed to decorate 3 dorm rooms.

D=3O   and  D=2G

3O=2G

Hence the models are  \dfrac{O}{G}=\dfrac{3}{2}  and  3O=2G.

To know more about Ratios follow

brainly.com/question/4931057

#SPJ1

6 0
1 year ago
A bag contains 5 red balls and 6 green balls. You plan to select 2 balls at random. Determine the probability of selecting 2 gre
Umnica [9.8K]

Step-by-step explanation:

first pick has probability

\frac{6}{11}

second pick has probability

\frac{5}{10}

combined probability is

\frac{30}{110}  =  \frac{3}{11}

7 0
2 years ago
2 qurstions 100 points
Roman55 [17]

Answer:

1). 1.25 / 250 = .005M

.005 = 1 liter

2). (20)(.5) = 10M

have a good day, and be safe

∵∴∵∴∵∴∵∴∵

⊕ΘΞΠΤ⊕

∵∴∵∴∵∴∵∴∵

6 0
3 years ago
Marissa has 10 grapes. Roger has 3 times as many grapes as Marissa. How many grapes do Marissa and Roger have in all?
postnew [5]

Answer:

The answer is 40

Step-by-step explanation:

First, since roger has 3 times as many grapes as Marissa. do 10 times 3. The answer is 30. Roger has 30 grapes. The question is asking how much they have all together. Add 30 plus 10 and the answer that you will get is 40. The answer is 40

7 0
2 years ago
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